this.xpackConfig = xpackConfig;
    }

    public void setAdditionalConfig(FileCollection additionalConfig) {
        this.additionalConfig = additionalConfig;
    }

    public void setCoreConfigToFileTree(Function<FileCollection, FileTree> coreConfigToFileTree) {
        this.coreConfigToFileTree = coreConfigToFileTree;
    }

                task.getOutputResourceDir().set(project.getLayout().getBuildDirectory().dir(compatTestsDir.resolve("original").toString()));
                task.setCoreConfigToFileTree(
                    config -> project.fileTree(
                        config.getSingleFile().toPath().resolve(RELATIVE_REST_API_RESOURCES).resolve(RELATIVE_TEST_PATH)
                    )
                );